Product Review

This iss a durable brass piston designed diaphragm Nitrogen Regulator with a Delivery Pressure 0-4000 PSI for purging and pressure testing air conditioning and refrigeration systems. Regulator with CGA580 inlet connection, 1/4 inch male flare outlet connection, self re-seating relief valve (not designed to protect downstream system) and easy to read 2 inch Contents Gauge 0-4000 PSI (Part No. G7SD) and Delivery Gauge 0-600 PSI (Part No. G8SD) with protective rubber gauge boots (Part No. GB20S). For smooth accurate delivery pressure adjustment there is a large brass Tee Handle with stainless steel pressure adjusting screw and regulator bushing that prevents galling.